/* ========== GLOBAL RESET ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Poppins", sans-serif;
}

body {
    background: #0a0a14;
    color: #fff;
    overflow-x: hidden;
}

/* ========== FLOATING GHOSTS ========== */
.ghost {
    position: fixed;
    font-size: 3rem;
    opacity: 0.15;
    animation: floatGhost 10s infinite ease-in-out;
    z-index: 1;
}

.g1 { top: 10%; left: 5%; animation-delay: 0s; }
.g2 { top: 40%; right: 10%; animation-delay: 2s; }
.g3 { bottom: 10%; left: 20%; animation-delay: 4s; }

@keyframes floatGhost {
    0%   { transform: translateY(0px); }
    50%  { transform: translateY(-30px); }
    100% { transform: translateY(0px); }
}

/* ========== HERO ========== */
.hero {
    text-align: center;
    padding: 120px 20px 100px;
    position: relative;
    z-index: 5;
}

.hero-logo {
    width: 240px;
    animation: fadeIn 2s ease forwards;
}

.hero-title {
    font-size: 3.5rem;
    margin-top: 20px;
    animation: slideDown 1.5s ease forwards;
}

.glow {
    color: #a855f7;
    text-shadow: 0 0 12px #a855f7, 0 0 40px #7c3aed;
}

.sub {
    display: block;
    margin-top: 8px;
    font-size: 1.3rem;
    opacity: 0.8;
}

.hero-text {
    margin: 20px auto 40px;
    max-width: 600px;
    font-size: 1.2rem;
    opacity: 0.9;
    animation: fadeIn 2s ease;
}

/* CTA BUTTON */
.cta-btn {
    background: linear-gradient(135deg, #7c3aed, #a855f7);
    border: none;
    padding: 16px 40px;
    font-size: 1.3rem;
    border-radius: 12px;
    cursor: pointer;
    color: #fff;
    box-shadow: 0 0 12px #7c3aed;
    transition: 0.3s ease;
}

.cta-btn:hover {
    transform: scale(1.07);
    box-shadow: 0 0 22px #a855f7;
}

.scroll-indicator {
    margin-top: 40px;
    opacity: 0.5;
    animation: bounce 1.8s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(10px); }
}

/* ========== SECTIONS ========== */
.section {
    padding: 80px 20px;
    text-align: center;
    z-index: 5;
    position: relative;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.section-text {
    margin: 0 auto;
    max-width: 700px;
    font-size: 1.2rem;
    opacity: 0.85;
}

/* ========== FEATURE CARDS ========== */
.features {
    background: rgba(255, 255, 255, 0.03);
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
    margin-top: 40px;
}

.card {
    background: rgba(255, 255, 255, 0.06);
    padding: 25px;
    border-radius: 15px;
    border: 1px solid rgba(255,255,255,0.08);
    transition: 0.3s ease;
    opacity: 0;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 0 18px #7c3aed88;
}

/* Fade in animation on scroll */
.fade-in {
    animation: fadeIn 1.3s forwards;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ========== ARCHITECTURE ========== */
.arch-box {
    background: rgba(255, 255, 255, 0.05);
    padding: 30px;
    border-radius: 15px;
    margin: auto;
    max-width: 800px;
}

.arch-title {
    font-size: 1.4rem;
    margin-bottom: 20px;
}

.arch-img {
    width: 100%;
    border-radius: 10px;
    opacity: 0.9;
}

.arch-note {
    opacity: 0.6;
    font-size: 0.9rem;
    margin-top: 12px;
}

/* ========== FOOTER ========== */
.footer {
    margin-top: 60px;
    padding: 30px 20px;
    text-align: center;
    font-size: 1rem;
    opacity: 0.7;
}

.footer-sub {
    margin-top: 5px;
    font-size: 0.9rem;
    opacity: 0.5;
}

/* ========== KEY ANIMATIONS ========== */
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-30px); }
    to   { opacity: 1; transform: translateY(0); }
}